iron and steel prokaryotes

The silence of the Wujin River in the bright moonlight is very charming. The long and curved river is like a sleeping dragon, and the breeze is like the silent snoring of the dragon. It was already late at night, and the human settlements along the river had already been in darkness, with occasional flickering lights, but only for the boredom of the night watchmen. In this quiet night, a very fast mechanical yacht from the distance, that speed is not as fast as lightning, but also as fast as the wind! This mechanical yacht is black, the hull is made of alloy, and it adopts the most advanced driving device in the whole dark continent, which ensures that under the condition of ultra-high-speed traveling, there is almost no sound. This kind of mechanical yacht is often used as the technology of each country's military, and the drive device consumes the expensive